The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 11, 1993
Filed:
Mar. 18, 1992
Applicant:
Inventors:
Frank E Lowther, Plano, TX (US);
Alden W Olsen, Allen, TX (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427128 ; 427239 ; 427598 ;
Abstract
A method and apparatus for treating tubulars (e.g. pipelines, flowlines, tubing, casing, etc.) for corrosion, drag reduction, or the like wherein a mass comprised of a gelatin mixture and magnetic particles is passed through the tubular to deposit a protective layer onto the inner wall of the tubular. The micro particles of magnetized material are entrained within the mass of gelatin and are deposited along with the gelatin to aid in adhering the protective layer on the tubular wall.